Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

Java zip ½âѹËõAPI

²ÎÊý˵Ã÷
fileName£º ±íʾÏë½âѹµÄÎļþÃû   È磺c:\\aaa\a.zip
unZipDir£º  ±íʾÏë½âѹµ½µÄ·¾¶   È磺c:\\ccc
public static void unZip1(String fileName, String unZipDir) {
        try {
            File f = new File(unZipDir);
            if (!f.exists()) {
                f.mkdirs();
            }
            BufferedOutputStream dest = null;
            BufferedInputStream is = null;
            ZipEntry entry;
            ZipFile zipfile = new ZipFile(fileName);
            Enumeration e = zipfile.entries();
            while (e.hasMoreElements()) {
                entry = (ZipEntry) e.nextElement();
                if (entry.isDirectory()) {
                    makeDir(unZipDir + File.separator + entry.getName());
                } else {
                    is = new BufferedInputStream(zipfile.getInputStream(entry));
                    int count;
                    byte data[] = new byte[BUFFER];
             &nbs


Ïà¹ØÎĵµ£º

Java IOѧϰ±Ê¼Ç£º×Ö½ÚÁ÷

Java IOѧϰ±Ê¼Ç£º×Ö½ÚÁ÷
×Ö½ÚÁ÷ÊÇ×î»ù±¾µÄÁ÷£¬ÎļþµÄ²Ù×÷¡¢ÍøÂçÊý¾ÝµÄ´«ÊäµÈµÈ¶¼ÒÀÀµÓÚ×Ö½ÚÁ÷¡£¶ø×Ö·ûÁ÷³£³£ÓÃÓÚ¶ÁÈ¡Îı¾ÀàÐ͵ÄÊý¾Ý»ò×Ö·û´®Á÷µÄ²Ù×÷µÈµÈ¡£
 
¹ØÓÚ×Ö½ÚÁ÷µÄAPI£¬Ã»Ê²Ã´ºÃ˵µÄ£¬¿´¿´¾ÍÖªµÀÁË¡£ÕâÀïÌô¼¸¸ö¹Ø¼üµã£º
 
Ò»¡¢InputStreamµÄAPI
 
1¡¢public int read()
´ÓÊäÈëÁ÷¶ÁÈ¡ÏÂÒ»¸ö ......

JAVA¿ª·¢Õß×ȥµÄ20¸öÓ¢ÎÄÍøÕ¾


 
JAVA¿ª·¢Õß×ȥµÄ20¸öÓ¢ÎÄÍøÕ¾
1.[http://www.javaalmanac.com] – Java¿ª·¢ÕßÄê¼øÒ»ÊéµÄÔÚÏß°æ±¾. ÒªÏë¿ìËٲ鵽ijÖÖJava¼¼ÇɵÄÓ÷¨¼°Ê¾Àý´úÂë, ÕâÊÇÒ»¸ö²»´íµÄÈ¥´¦.
2.[http://www.onjava.com] – O’ReillyµÄJavaÍøÕ¾. ÿÖܶ¼ÓÐÐÂÎÄÕÂ.
3.[http://java.sun.com] – ¹Ù·½µÄJava¿ª·¢ÕßÍ ......

JAVAÉè¼ÆÄ£Ê½ ÊÂÎñ´¦Àí

ÊÂÎñ´¦ÀíÊÇÆóÒµÓ¦ÓÃÐèÒª½â¾öµÄ×îÖ÷ÒªµÄÎÊÌâÖ®Ò»¡£J2EEͨ¹ýJTAÌṩÁËÍêÕûµÄÊÂÎñ¹ÜÀíÄÜÁ¦£¬°üÀ¨¶à¸öÊÂÎñÐÔ×ÊÔ´µÄ¹ÜÀíÄÜÁ¦¡£µ«ÊǴ󲿷ÖÓ¦Óö¼ÊÇÔËÐÐÔÚµ¥Ò»µÄÊÂÎñÐÔ×ÊÔ´Ö®ÉÏ£¨Ò»¸öÊý¾Ý¿â£©£¬ËûÃDz¢²»ÐèҪȫ¾ÖÐÔµÄÊÂÎñ·þÎñ¡£±¾µØÊÂÎñ·þÎñÒÑÈ»×ã¹»(±ÈÈçJDBCÊÂÎñ¹ÜÀí£©¡£
     ±¾ÎIJ¢²»ÌÖÂÛÓ¦¸Ã²ÉÓúÎÖÖÊÂÎñ´ ......

javaÖг£ÓÃÀàÐÍÁªÏµÓëÇø±ð

 LinkedListÄÚ²¿ÒÔÁ´±íÐÎʽ´æ´¢Êý¾Ý 
 ArrayListÄÚ²¿ÒÔÊý×éÐÎʽ´æ´¢Êý¾Ý¡£ 
 VectorͬArrayList£¬²»¹ýËüÓëArrayList±È½ÏÆðÀ´ÊÇthread-safeµÄ¡£ 
 HashtableÊǼ̳ÐÁËDictionary£¬ÊÇḬ̈߳²È«µÄ¡£HashMapʵÏÖÁËMap½Ó¿Ú£¬²»ÊÇḬ̈߳²È«µÄ¡£ 
 ÈçºÎ±£Ö¤Ḭ̈߳²È«µÄ£¿Ã¿¸öÐÞ¸ÄÈÝÆ ......

¿ìËÙÅÅÐòËã·¨µÄJAVAʵÏÖ

package Utils.Sort;
/**
*¿ìËÙÅÅÐò£¬ÒªÇó´ýÅÅÐòµÄÊý×鱨ÐëʵÏÖComparable½Ó¿Ú
*/
public class QuickSort implements SortStrategy
{
       private static final int CUTOFF = 3;             //µ±ÔªËØÊý´óÓÚ´Ë ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ